Oil sands, formerly referred to as tar sands, are sandy substrates that contain large deposits of bitumin, a kind of fossil fuel. Bitumen is a thick, viscous, black, sticky, tar-like form of liquid petroleum, but its physical consistency is...

Tar sands is a common name of what are more properly called bituminous sands, but also commonly referred to as oil sands or (in Venezuela) extra-heavy oil. They are a mixture of sand or clay, water, and extremely heavy crude oil. The use of the word tar...

Conventional crude oil supplies won't keep up with growing global demand in the next 25 years and other fuels from ethanol to liquefied coal and oil from tar sands will be needed to close the gap, says a draft oil industry report.The draft report by...

Conventional crude oil supplies won't keep up with growing global demand in the next 25 years and other fuels from ethanol to liquefied coal and oil from tar sands will be needed to close the gap, says a draft oil industry report.The draft report by...

Energy: The new Democrat-led Congress can, with a few bold strokes, help win the war on terror while slashing America's dependence on foreign energy. Will it have the vision and courage to do so?As the world economy slows, oil prices could weaken. And strange as...

When a bunch of companies in the same industry reach stock highs at the same time, it usually means a single dynamic is driving growth across the board.That's mostly true for firms that provide large-scale engineering and construction services, though the main growth driver --...